How many weeks per month?
A month spans 4 to 5 weeks depending on where it falls. Most months have 4 full weeks plus part of a 5th.
whatweek.ca
See what week of the year it is right now in Canada, including the current week number and the dates this week starts and ends.
Weeks and Months in the Calendar
A month typically spans 4 to 5 weeks. Here is how ISO week numbers align with calendar months for planning.
Today: Wednesday, May 13, 2026. Canada week 20, ISO week 20, day 133 of 2026.
Current ISO week-year: 2026-W20.
Frequently asked questions
Can you use ISO weeks for payroll?
Yes, ISO 8601 (Mon–Sun) is recommended for international payroll and scheduling.